Access calgaryzoo.org. The Calgary Zoo - Wilder Institute/Calgary Zoo

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value2,750 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value21.2 s

1/100

10%

calgaryzoo.org

46 ms

www.calgaryzoo.com

40 ms

css2

78 ms

main.5dbf29ff.css

6 ms

main.7343b0f5.js

51 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Calgaryzoo.org, 65% (32 requests) were made to Calgaryzoo.com and 16% (8 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (476 ms) relates to the external source Go.wordfly.com.

Content Size

1.9 MB

After Optimization

1.7 MB

In fact, the total size of Calgaryzoo.org main page is 1.9 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 154.5 kB

Original 188.6 kB
After minification 136.5 kB
After compression 34.1 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 52.0 kB, which is 28% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 154.5 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 1.7 MB
After minification 1.7 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Calgary Zoo images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 3.4 kB

Original 16.6 kB
After minification 16.6 kB
After compression 13.3 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 3.4 kB or 20% of the original size.

CSS Optimization

-25%

Potential reduce by 8.0 kB

Original 31.5 kB
After minification 31.5 kB
After compression 23.5 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Calgaryzoo.org needs all CSS files to be minified and compressed as it can save up to 8.0 kB or 25% of the original size.

Requests Now

After Optimization

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Calgary Zoo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.